Outdoor Selectable Output Horns Strobes Horn Strobes Wall Applications
The System Sensor HRK is a red 12/24 volt horn, meant for ceiling or wall installation and is ready for outdoors with a waterproof design. The plug-in design with minimal intrusion into the back box makes this horn and strobe easy to install anywhere and integrate with other notification systems such as SpectrAlert.

Weatherproof Construction
The housing of the System Sensor HRK is rated NEMA 4X, IP56 and is dust tight, waterproof and is protected from various acts of vandalism. It is listed to UL 1638 for strobe and UL 464 for horn. The plug-in design offers minimal intrusion into the back box and flaunts a tamper-resistant construction.

Powerful Alert System
Horn rated at 88+ dBA (at 16 volts) provides high volume output and features a rotary switch for horn tone and three volume selections. The internal components are functional at humidity level of 10 to 93% (non-condensing). With wall or ceiling mount, they come with wall mount accessory with box and can be installed easily using a 12 to 18 AWG wire.